Refinery Turnaround Schedule (Crude Unit)
A 24-day crude unit shutdown from feed cut to feed-in, with inspection findings driving the repair scope.
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gantt
title Crude unit turnaround - 24 day window
dateFormat YYYY-MM-DD
axisFormat %d %b
section Shutdown
Feed cut and controlled cool down :done, sd1, 2026-03-02, 2d
Steam out, blind list and gas free :done, sd2, after sd1, 2d
section Inspection
Vessel entry and NDT on C-101 :active, in1, after sd2, 4d
Furnace tube IRIS survey :in2, after sd2, 3d
section Repairs
Tray replacement C-101 trays 12-28 :rp1, after in1, 5d
Furnace tube renewal - 14 tubes :rp2, after in2, 6d
Exchanger bundle cleaning E-201/202 :rp3, after sd2, 7d
Relief valve overhaul and test :rp4, after sd2, 5d
section Restart
Box up and leak test :rs1, after rp1 rp2 rp3 rp4, 2d
Dry out and tightness test :rs2, after rs1, 1d
Feed in :milestone, m1, after rs2, 0d